In-line tee fitting used to join two branches of a vacuum system. 16 gauge aluminized steel, 4″ diameter tee, with high temperature black coating. Includes: 1 tube clamp, 1 RCS, 3 end caps and 12 clips. Dimensions: 21″ across top with one end swedged by 13″. Note: the 13″ middle leg is not swedged.